ISRC ITBZ82200610
Verified recording
ITBZ82200610 is “Notebook for Anna Magdalena Bach (1722) [Excerpts], Air with Variations in C Minor, BWV 991 [Completed by A. Simonetto]: No. 2, Variation I” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0xc9f82cfc67fb1345b4b31d721c80ab126895200ec593b05c45ab584c8aae7911 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITBZ82200610.
Recording identifiers
- ISRC
- ITBZ82200610
- Title
- Notebook for Anna Magdalena Bach (1722) [Excerpts], Air with Variations in C Minor, BWV 991 [Completed by A. Simonetto]: No. 2, Variation I
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0xc9f82cfc67fb1345b4b31d721c80ab126895200ec593b05c45ab584c8aae7911
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:e0b2618d8ab3efe697867c0d834746311b0901a48472fad9f1c9a605901e4503- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITBZ82200610
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Notebook for Anna Magdalena Bach (1722) [Excerpts], Air with Variations in C Minor, BWV 991 [Completed by A. Simonetto]: No. 2, Variation I · Machine-readable JSON-LD